How will the ball point pen write? | Mechanism of working of ball point pen explained.

How will the ball point pen write? | Mechanism of working of ball point pen explained.

The important thing in the ball point pen is the ball in it and this ball rotates to make the semisolid liquid into liquid and to write with it. The gravitational force of the earth is very important while writing with the ball point pen. By using the ink in the pen, there will be place left and after the ink is used. The air enters the empty place and pushes the ink towards the ball. And the ball point pen can’t write in the space as there is no gravitational force and air which are required to make the pen write. sildenafil 100 mg uso